[Bug rtl-optimization/17482] [4.0 Regression] GCSE after reload replacing changing instructions

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-09-21 07:48 -------
Subject: Bug 17482

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	steven@gcc.gnu.org	2004-09-21 07:48:34

Modified files:
	gcc            : ChangeLog postreload-gcse.c 

Log message:
	PR rtl-optimization/17482
	* postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
	load_killed_in_block_p): Clarify comments.
	(record_last_reg_set_info): Make static inline.
	(mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
	(record_opr_changes): New function to replace the above.
	(compute_hash_table): Clarify comments.  Use record_opr_changes.
	(reg_set_between_after_reload_p): Clean up.
	(reg_used_between_after_reload_p): Likewise.
	(eliminate_partially_redundant_load): Clarify comments.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5545&r2=2.5546
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/postreload-gcse.c.diff?cvsroot=gcc&r1=2.4&r2=2.5



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17482